#include<stdio.h>
#include<stdlib.h>
#include<conio.h>
#include<windows.h>

#define High 20
#define Width 30

int canvas[High][Width] = {0};

void gotoxy(int x,int y)
{
	HANDLE handle = GetStdHandle(STD_OUTPUT_HANDLE);
	COORD pos;
	pos.X = x;
	pos.Y = y;
	SetConsoleCursorPosition(handle,pos); 
}

void startup()
{
	int i,j;
	for(i=0;i<High;i++)
	{
		canvas[i][0] = -1;
		canvas[i][Width-1] = -1;
	}
	for(j=0;j<Width;j++)
	{
		canvas[0][j] = -1;
		canvas[High-1][j] = -1;
	}
	
	canvas[High/2][Width/2] = 1;
	for(i=1;i<=4;i++)
	    canvas[High/2][Width/2-i] = i+1;
}

void show()
{
	gotoxy(0,0);
	int i,j;
	for(i=0;i<High;i++)
	{
		for(j=0;j<Width;j++)
		{
			if(canvas[i][j]==0)
			    printf(" ");
			else if(canvas[i][j]==-1)
			    printf("#");
			else if(canvas[i][j]==1)
			    printf("@");
			else if(canvas[i][j]>1)
			    printf("*"); 
		}
		printf("\n");
	}
}

void updateWithoutInput()
{
	
}

void updateWithInput()
{
	
}

int main()
{
	startup();
	while(1)
	{
		show();
		updateWithoutInput();
		updateWithInput();
	}
	return 0;
 } 
